In Croatia, Šupić families are generally Croats (from Split ), very rarely Serbs, and barely Bosniaks (from Middle Bosnia ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and Dubrovnik.
Prevalence
About 50 people with faimily name Šupić live in Croatia today, in 20 households. There were 50 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 7 cities and 5 other places, mostly in Split (25), Kamen (15), Rogoznica in Trogir area (<10), Dubrovnik (<5), and in Kastel Stafilic (<5).